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Application filed by Vlastimil Rndr Rehacek, Milan Ing SolcanyifiledCriticalVlastimil Rndr Rehacek
Priority to CS883663ApriorityCriticalpatent/CS265798B1/cs
Publication of CS366388A1publicationCriticalpatent/CS366388A1/cs
Publication of CS265798B1publicationCriticalpatent/CS265798B1/cs
Process for the separation and purification of salts of diphenylphosphinephenyl-m-sulphonic acid, phenylphospine-di(m-phenylsulphonic acid) and/or triphenylphosphine-tri-(m-sulphonic acid)